The ASRock B550M Steel Legend motherboard boasts several unique features, including ASRock USB 3.2 Gen2 with Type-A and Type-C ports, ASRock Super Alloy components like a large aluminum alloy heatsink, premium power chokes, and high-quality capacitors, as well as I/O Armor, a matte black PCB, and 2oz copper PCB for improved durability. It also offers 2.5G LAN, ASRock Steel Slot Gen4, ASRock Full Coverage M.2 Heatsink, ASRock Hyper M.2 for PCIe Gen4x4 support, ASRock POST Status Checker, and Full Spike Protection for USB, audio, and LAN ports. Additionally, it features ASRock Live Update & APP Shop for software management.
In terms of CPU compatibility, it supports various AMD AM4 Socket Ryzen processors, with a Digi Power design and 10 Power Phase design. However, it’s not compatible with AMD Athlon processors. The motherboard is based on the AMD B550 chipset.
For memory, it supports Dual Channel DDR4 Memory Technology with four DDR4 DIMM slots. Memory support varies depending on the processor, with AMD Ryzen series CPUs and APUs supporting different speeds and capacities, including overclocking options and ECC memory support. It also supports Extreme Memory Profile (XMP) memory modules and has 15μ gold contact in DIMM slots.
The BIOS is a 256Mb AMI UEFI Legal BIOS with GUI support and various features like “Plug and Play,” ACPI 5.1 compliance, and voltage adjustments.
In terms of graphics, it offers integrated AMD Radeon Vega Series Graphics for Ryzen Series APUs, supporting DirectX 12 and offering multiple display output options, including HDMI 2.1 and DisplayPort 1.4 with various features like 4K and 5K resolution support, HDR, and HDCP.
Audio features include 7.1 CH HD Audio with Realtek ALC1220/ALC1200 Audio Codec, premium audio support, and Nahimic Audio.
For networking, it provides 2.5 Gigabit LAN with Dragon RTL8125BG, LAN software features, and support for Wake-On-LAN and Lightning/ESD Protection.
The motherboard offers various expansion slots, storage options, and connectors, including support for AMD Quad CrossFireX, M.2 sockets, and multiple fan connectors for cooling.
Finally, it comes in a Micro ATX form factor with a 2oz copper PCB for enhanced durability.